Immunoprecipitation of Rab5 protein from HeLa cell extracts. Lane 1 is 10% input, lane 2 is Mouse (G3A1) mAb IgG1 Isotype Control #5415, lane 3 is Rab5 (E6N8S) Mouse mAb without HeLa cell extracts, and lane 4 is Rab5 (E6N8S) Mouse mAb. Western blot analysis was performed using Rab5 (E6N8S) Mouse mAb.